EP3953088A1 - Werkzeugmaschine mit seitenanlagekörper und widerlagerkörper - Google Patents
Werkzeugmaschine mit seitenanlagekörper und widerlagerkörperInfo
- Publication number
- EP3953088A1 EP3953088A1 EP20721428.9A EP20721428A EP3953088A1 EP 3953088 A1 EP3953088 A1 EP 3953088A1 EP 20721428 A EP20721428 A EP 20721428A EP 3953088 A1 EP3953088 A1 EP 3953088A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- side contact
- abutment
- machine tool
- tool
- machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
- B23D47/04—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for feeding, positioning, clamping, or rotating work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
- B23D47/02—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of frames; of guiding arrangements for work-table or saw-carrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B27/00—Guide fences or stops for timber in saw mills or sawing machines; Measuring equipment thereon
- B27B27/08—Guide fences or stops for timber in saw mills or sawing machines; Measuring equipment thereon arranged adjustably, not limited to only one of the groups B27B27/02 - B27B27/06
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
- B27B5/29—Details; Component parts; Accessories
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/748—With work immobilizer
- Y10T83/7593—Work-stop abutment
- Y10T83/7607—Normal to plane of cut
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/768—Rotatable disc tool pair or tool and carrier
- Y10T83/7684—With means to support work relative to tool[s]
- Y10T83/7693—Tool moved relative to work-support during cutting
- Y10T83/7697—Tool angularly adjustable relative to work-support
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/768—Rotatable disc tool pair or tool and carrier
- Y10T83/7755—Carrier for rotatable tool movable during cutting
- Y10T83/7788—Tool carrier oscillated or rotated
Definitions
- the invention relates to a machine tool, in particular a semi-stationary or mobile machine tool and / or sawing machine, for processing work pieces using a work tool, in particular a cutting tool or a sawing tool, the machine tool having a machine base provided for parking on a ground and a drive assembly arranged on it a drive motor and a tool holder for the work tool, in particular for a cutting tool, which can be driven by the drive motor, the machine base having a support surface for placing the workpiece and at least one side contact body with a side contact surface which is angled to the support surface, in particular is right angled, and extends along a longitudinal axis, and wherein the work machine tool has at least one abutment body with an abutment surface, which is opposite the support surface by means of a holding device on the who Machine tool can be set so that the workpiece for machining by the work tool, in particular for the production of a
- Crown molding cut adjacent to the side contact surface, e.g. sandwichar term, is supported between the support surface and the abutment surface.
- abutment body is arranged in a support position above the support surface of the machine base, so that it supports the workpiece to be machined opposite the support surface.
- profile strips which are intended for installation in room inner corners, rest on the side contact surface and can be held in position in an inclined position with respect to the side contact surface and the contact surface in order to carry out so-called crown molding cuts.
- 8,020,477 B2 are guided, for example, in longitudinal guides on the side stop body or side contact body and support the workpiece to be machined in approximately punctiform fashion. So that the workpiece can be optimally supported, two abutment bodies are provided at a longitudinal distance from the longitudinal axis.
- the abutment body can be releasably fixed in at least two different longitudinal positions with respect to the longitudinal axis on the machine base using the holding device.
- the concept according to the invention therefore provides that the at least one abutment body or possibly also several abutment bodies are not arranged in a stationary manner with respect to the longitudinal axis of the side contact surface, but rather are adjustable.
- the abutment body can thus be brought into an optimal position with respect to the workpiece and / or the working tool.
- the counter bearing body can therefore be adjusted along the linear axis, for example, towards the flat side of a saw blade or away from it.
- the position of the abutment body can be optimally adjusted with respect to the longitudinal axis.
- two or more longitudinal positions can be provided with respect to the longitudinal axis for the at least one abutment body, for example a fixed first and a fixed second longitudinal position, but also further longitudinal positions. Furthermore, it is possible that several abutment bodies are provided, for example two abutment bodies. It is possible that in each case one abutment body is assigned to a side stop surface or that several abutment bodies and thus several, for example two, abutment surfaces are assigned to a side stop surface.
- the abutment body can also be referred to as a hold-down device or a hold-down device, which holds the workpiece to be machined down, so to speak, with respect to the support surface.
- the abutment body can also be referred to as a Widerla ger-stop body. It is also possible to designate the at least one side stop body as a side stop body.
- the machine tool is expediently a mobile, but stationary machine tool that can be set.
- the machine tool is transportable, i. E. has a weight of less than 60-80 kg, but can be placed on a surface for a sawing operation or other processing of the workpiece.
- the workpiece can be placed on the support surface for processing by the work tool and can be placed against the at least one side contact surface while the severing cut or saw cut or other workpiece processing, for example drilling or milling, is carried out.
- at least one abutment surface of the abutment body supports the workpiece with a direction of force towards the bearing surface.
- a preferred embodiment of the invention provides that the machine tool is a table saw, a miter saw, a pull saw or a
- the machine tool is a sawing machine for semi-stationary operation, ie that it can, for example, be taken to construction sites and operated there.
- the at least one abutment body can be fastened, for example, directly to the machine base or the support surface, or to be fastened or supported.
- the abutment body can, for example, be adjustable with respect to the longitudinal axis independently of the side contact body.
- a preferred concept provides that the abutment body is or can be arranged on the at least one side contact body.
- the abutment surface is optimally arranged with respect to the side contact surface.
- the abutment body can, for example, be adjustable together with the side contact body between the longitudinal positions along the longitudinal axis. If the side contact body is attached to the machine base in a different longitudinal position along the longitudinal axis, the longitudinal position of the abutment body changes at the same time, so that it is positioned particularly favorably relative to the machine base or the support surface.
- the abutment body can be arranged in a stationary manner on the side contact body.
- an abutment projection can be arranged on the side contact body, which forms the abutment body.
- the at least one abutment body is releasably fastened and / or movably mounted on the respective side contact body by means of a fastening device.
- the abutment body can for example be removed from the side contact body or mounted on it.
- the holding device can be provided dedicated for fastening the abutment body to the machine base, that is to say that it detachably fixes or supports only the abutment body with respect to the machine base.
- the holding device is or has a holding device for holding the at least one side stop body on the machine base, so that the abutment body on the machine base is in the minimum at least two longitudinal positions with respect to the longitudinal axis can be releasably attached by adjusting the side stop body.
- the winder bearing body it is possible here for the winder bearing body to be adjustable together with the side stop body between the longitudinal positions. This enables particularly simple handling.
- the side contact body can be adjusted between the longitudinal positions without the abutment body mounted thereon and the abutment body is attached to the side contact body when the side contact body has assumed a respective longitudinal position.
- the position of the abutment with respect to the longitudinal axis can also be changed by adjusting the side stop body with respect to the machine base along the longitudinal axis. If, for example, longer workpieces are to be machined, the side stop body can be fixed on the machine base at a greater distance from the working tool with respect to the longitudinal axis than in the case of shorter workpieces.
- the longitudinal position of the abutment body with respect to the longitudinal axis can be changed, so that it is optimally positioned with respect to the longitudinal axis with respect to the shorter workpiece and the longer workpiece and can optimally support the workpiece.
- the holding device expediently has a base side contact surface which is aligned with the side contact surface of the side contact body when the side contact body is mounted on the holding device.
- the base side contact surface projects in a stationary manner in front of the contact surface.
- the sis side contact surface is, so to speak, extended by the side contact surface of the side contact body with respect to an axis extending away from the contact surface, for example a vertical axis during operation.
- the holding device has clamping means for clamping the at least one side contact body or the at least one abutment body with respect to the machine base and / or form-fitting contours for positively holding the at least one side contact body or the at least one abutment body with respect to the machine base.
- a clamping device enables, for example, the attachment of the abutment body or side contact body in several longitudinal positions with respect to the longitudinal axis, in particular a stepless adjustment of the abutment body with respect to the longitudinal axis.
- the interlocking contours include, for example, interlocking contours, grooves and groove projections, hooks and hook receptacles on the components to be attached to one another, for example on the side contact body and the machine base or on the abutment body and the machine base.
- the holding device For actuation between a fixing position in which the respective side contact body or abutment body is fixed in place with respect to the bearing surface and a release position in which the side bearing body or abutment body is movable with respect to the bearing surface, in particular can be removed from the bearing surface, the holding device preferably has actuating means , in particular
- the holding device expediently has a linear guide for linear adjustment of the at least one side contact body and / or the at least one abutment body along the longitudinal axis.
- the linear guide includes, for example, a guide groove into which a guide projection engages.
- the guide groove and / or the guide projection extend, for example, parallel to the longitudinal axis. It can be provided that at least two guide projections and / or at least two guide grooves are provided, which run along a guide axis that runs parallel to the longitudinal axis and have a longitudinal spacing with respect to the guide axis.
- the side contact surface of the at least one side contact body can have an identical height extension along the longitudinal axis with respect to a height axis which is angled to the longitudinal axis.
- the side contact can surface must be the same over the entire length of the side contact body along the longitudinal axis.
- a preferred concept provides a larger free space for the work tool on a section of the side contact body, referred to below as the tool section, which is arranged closer to the work tool.
- the working tool can be inclined obliquely in an axis transverse to the longitudinal axis of the side contact surface, in particular for the production of bevel cuts.
- the side contact surface of the at least one side contact body has a support section and a tool section, the side contact surface protruding further in front of the contact surface in the area of the support section than in the area of the tool section, which is provided to provide a larger free space for the work tool is.
- the side contact body has different height stretches with respect to the longitudinal axis with respect to a height axis which is angled to the longitudinal axis. It is possible that the side contact body has, for example, between its longitudinal ends, a step and / or an inclined course on a side facing away from the contact surface or opposite the contact surface, in particular the narrow side, with respect to the longitudinal axis.
- the at least one abutment body is arranged or can be arranged in the area of the support section and the at least one side contact body with respect to the machine base and / or with respect to the longitudinal axis between a first operating position in which the tool section is arranged closer to the working tool than the support section, and a second operating position, in which the support section is arranged closer to the working tool than the tool section.
- the first operating position can for example be an operating position in which the machine tool is operated without the at least one abutment body, while the The second operating position is the one in which the abutment body is arranged on the machine tool.
- the machine tool has at least two side contact bodies which are arranged or can be arranged on opposite sides of the work tool. If the two soanla bodies can be detachably connected to the machine tool, in particular its machine base, the operator can adjust the side contact body between the first and the second operating position, with a side contact body initially arranged to the left of the working tool in relation to the longitudinal axis and an in With respect to the longitudinal axis, first to the right of the work tools arranged side contact body for taking the first operating position and the second operating position are interchangeable.
- each side contact body can be releasably attached to the machine base in at least two longitudinal positions with respect to the longitudinal axis using a holding device.
- the adjustment of the at least one abutment body assigned to it can be adjusted along the longitudinal axis with each of the side contact bodies.
- the at least one abutment body can be adjustable between at least two longitudinal positions along the longitudinal axis with respect to the support surface using the Hal te worn assigned to it.
- a further adjustability of the at least one abutment body between at least two longitudinal positions along the longitudinal axis with respect to the support surface is advantageously achieved by the fastening device, by means of which the at least one abutment body is releasably attached to the respective side contact body and / or movably supported.
- the at least one abutment body can be adjustable in two or more longitudinal positions along the longitudinal axis with respect to the support surface using the holding device and / or the fastening device.
- the machine tool has at least two sides of the contact body.
- the side contact bodies are advantageously mutually arranged or can be arranged opposite sides of the work tool.
- one of the side contact bodies is arranged, for example, stationary with respect to the support surface. It is preferred if each side contact body is adjustable towards or away from the work tool.
- the abutment body it is also easily possible for the abutment body to be releasably connected or connectable to a component of the machine tool other than the side contact body, for example to the machine base, using the fastening device.
- an adjustment of the distance or height distance between the abutment surface and the support surface is possible in order to hold the workpiece sandwiched between the two surfaces.
- the fastening device comprises, for example, clamping means for clamping the abutment body to the stationary component of the machine tool, screwing means for screwing to the stationary component or screwing the abutment body to the stationary component or the like. It is also advantageous if the fastening device has form-locking contours for the form-locking holding of the abutment body with respect to the stationary component, for example at least one form-locking projection and at least one form-locking receptacle that engage in one another.
- the fastening device has a bearing, in particular a linear bearing and / or a linear guide, for adjusting the at least one abutment body, in particular along a to the abutment geramide transversely oriented, in particular right-angled, adjustment axis, between tween at least two height distances in which the abutment surface has different distances from the support surface for the workpiece.
- the bearing can for example be a sliding bearing or linear bearing, but also a pivot bearing or pivot bearing. Combinations of sliding bearings and pivot bearings are easily possible. However, a linear mounting of the Wi derlager stresses and thus its abutment surface is preferred.
- two linear bearings and / or two linear guides are advantageously provided, namely on the one hand a linear guide with respect to the longitudinal axis and a linear guide along the adjustment axis, so that the abutment surface is optimal with respect to the longitudinal position along the longitudinal axis of the side contact surface as well as with respect to the adjustment axis , d. H. the distance between the abutment surface and the bearing surface of the machine base is adjustable.
- the fastening device comprises a bolt body which penetrates a bearing recess, in particular a longitudinal recess, of the bearing.
- the bolt body can for example simultaneously be part of the clamping means explained below.
- the bolt body can form, for example, a bearing axis of a Schwenkla gers.
- the bolt body can also form a guide body on which the abutment body is guided, for example is linearly guided.
- the fastening device has a bolt body which forms part of the clamping means for clamping the abutment body to a component of the machine tool that is stationary with respect to the bearing surface.
- an operating element in particular a handwheel
- the bolt body is non-captive for example held on the respective abutment body.
- the bolt body is advantageously rotatably mounted on a pivot bearing receptacle of the abutment body, where a wall of the abutment body engages in a sandwich-like manner between the control element, in particular the handwheel, and the Verliersi assurance.
- the bolt body is preferably screwed or screwed into a screw receptacle of the component that is stationary with respect to the bearing surface, for example in a screw receptacle on one or both of the side stop bodies.
- the fastening device has form-fitting, interlocking anti-rotation contours to hold the abutment in a non-rotatable manner with respect to the support surface.
- the anti-rotation contours include or are formed by at least one guide projection of the linear guide extending along the adjustment axis, which engages in a guide receptacle of the linear guide extending along the adjustment axis.
- a guide groove and a guide projection which engages in the guide groove are arranged on the side contact body on which the respective abutment body is arranged, and on the abutment body. It is preferred if the guide groove is arranged on the side stop surface of the side contact body.
- a screw receptacle for the bolt body is expediently provided at the bottom of the guide groove.
- At least one component of the fastening device is advantageously arranged on the side contact surface of the side contact body, while another component of the fastening device that interacts with this is arranged on the abutment body to be arranged on the side contact body.
- the components of the fastening device arranged on the side contact body are preferably not in front of the side contact surface of the side contact body.
- the machine tool has an adjusting device for adjusting the at least one abutment body between a use position in which the abutment surface for supporting the workpiece is arranged next to the side contact surface and is in front of the side contact surface, and a non-use position in which the abutment surface is moved away from the side contact surface, in particular in such a way that the side contact surface is ready for contact with the workpiece over its entire height extension.
- the adjustment device comprises a guide for the abutment body, which extends from the side contact surface of the side contact body to its top or to a rear side facing away from the side contact surface.
- the adjusting device can, for example, also comprise a pivot bearing with which the winder bearing body can be adjusted to the side contact surface in the use position and away from the side contact surface into the non-use position.
- the pivot bearing comprises, for example, a pivot axis which runs parallel to the longitudinal axis of the side contact surface.
- the abutment body can be pivoted and / or displaced away from the side contact surface and thus away from the position of use in the direction of the rest position by means of the adjustment device, for example.
- the machine base has a swivel base on which a swivel part is mounted pivotably about a swivel axis for changing a relative position of the tool holder for the working tool, for example a cutting tool, and a side contact surface provided for placing a workpiece.
- the workpiece can be placed on the contact surface at the side or with its underside, for example.
- the at least one side contact body and for the at least one abutment body if it is plate-like evidence or is formed by a plate.
- the side contact body is advantageously made of metal, for example aluminum, the abutment body is preferably made of plastic.
- the abutment body and / or the side contact body can be reinforced by a rib structure.
- the swivel part and / or the swivel base provides a support surface or contact surface for the workpiece.
- the pivot part or the pivot base or both can also provide a support base for the drive assembly.
- the drive assembly is arranged or held on a carrier which protrudes upward in front of the support surface or contact surface when the machine tool is in use.
- the drive motor is expediently an electric drive motor.
- the drive motor is advantageously provided for rotating the tool holder and thus the cutting tool. It is also possible that a gear is provided between the drive motor and tool holder, for example to change the speed and / or in the form of an Winkelge gear and / or to generate an oscillating movement of the separating tool.
- the tool holder in particular the drive assembly as a whole, can be pivoted about a Kapp pivot axis by means of a deep pivot bearing or Kapp pivot bearing towards the support surface for the workpiece and away from the support surface.
- the depth or cut-off pivot axis preferably runs horizontally.
- the machine tool can then e.g. be a chop saw.
- the linear guide comprises, for example, at least one elongated guide body, in particular a guide rod or a guide rod, which extends along the longitudinal axis.
- the at least one elongated guide body, in particular the guide rod or the guide rod can be movable relative to the machine base of the machine tool.
- a bearing receptacle for the at least one elongated guide body is then provided on a tower-like carrier.
- the elongated guide body is arranged stationary on the machine base.
- the drive assembly is mounted so as to be linearly movable in the manner of a slide relative to the machine base, in particular on a carrier which protrudes upward in front of the machine base.
- the drive assembly is mounted pivotably with respect to the machine base about an inclined swivel axis at right angles by means of an inclined swivel bearing with respect to the machine base.
- miter cuts or bevel cuts can be carried out in the workpiece.
- a combination of both of the aforementioned measures provides that the drive assembly is mounted on the one hand to be linearly movable and on the other hand to be able to pivot at an angle with respect to the machine base. It is advantageous that a carrier for the drive assembly can be pivoted about an inclined pivot axis with respect to the machine base using the inclined bearing and the linear guide for the drive assembly is provided on the carrier.
- the at least one elongated or rod-like guide body protrudes in front of the carrier and extends in particular above a support surface for the workpiece.
- Figure 1 is a perspective oblique view of a machine tool, of which in
- FIG. 2 shows a detail D1
- FIG. 3 shows a side view of the machine tool according to the preceding Fi gures
- FIG. 4 shows a section through a detail D2 of the machine tool according to FIG.
- Figure 5 shows the detail D2, but along a section line B-B in Figure 1
- Figure 6 is a perspective oblique view of a variant of the machine tool according to the preceding figures, which in
- FIG. 8 shows a section through a detail D3 from the view according to FIG. 7, approximately along a section line C-C in FIG.
- Figure 9 is a perspective oblique view of a side stop body of
- FIG. 10 shows a partial view of the machine tool according to FIG. 5 obliquely from the rear
- Figure 1 1 shows a section through the detail D3 according to Figure 7, approximately along one
- Section line D-D in FIG. 7, and FIG. 12 an abutment body of the machine tool according to FIGS. 5-1 1 in a perspective oblique view of its rear side.
- a machine tool 10 has a machine base 1 1, which can be parked on an un ground.
- the machine tool 10 is, for example, a saw machine that is semi-stationary, ie it can be taken to a particular place of use. There the machine tool 10 can be parked on the ground and used.
- a drive assembly 30 with a drive motor 32 for rotating a tool holder 31 is arranged on the machine base 11.
- the drive motor 32 drives the tool holder 31 directly or via a transmission.
- a working tool 36 for example a cutting tool or saw blade, is held on the tool holder 31 so that the machine tool 10 machines a workpiece W, e.g. can be cut.
- the machine base 11 has a swivel base 12 on which a swivel part 15 is mounted such that it can swivel about a swivel axis GS that is typically vertical when in use.
- the swivel base 12 has feet 13 for parking on the underground and support sections 23, from which the feet 13 protrude and on their side facing the work tool 36 or drive assembly 30, in the operating position of their upper side, have bearing surfaces 14 for placing the workpiece W on.
- the pivoting part 15 has on its side facing the work tool 36 or the drive assembly 30, in the operating position of its upper side, a support surface 17 for placing the workpiece W, which is aligned with the support surfaces 14. The workpiece W can thus be placed on the support surfaces 14 and 17 and is supported by them for the machining by the working tool 36.
- An actuating arm 18 for gripping by an operator protrudes from the pivoting part base body 16 and forms an operating handle for pivoting actuation of the pivoting part 15 relative to the pivoting base 12.
- An actuating arm 18 for gripping by an operator protrudes from the pivoting part base body 16 and forms an operating handle for pivoting actuation of the pivoting part 15 relative to the pivoting base 12.
- At the actuation arm 16 and the support surface 17 runs a slot 19 in which the work tool 36 can plunge.
- Pivot fixing device 20 is provided in order to fix the pivot part 15 with respect to the pivot base 12 in one or more predetermined pivot positions with respect to the pivot axis GS.
- the pivot fixing device 20 can be actuated by means of an actuating element 21 between a fixing position and a release position, in which the pivot part 15 is fixed or released with respect to the pivot base 12.
- a scale 22 is provided on the swivel base 12 to display the respective swivel position.
- a carrier 25 protrudes from the machine base 11 and protrudes upwards in front of the support surfaces 14, 17 in the position of use.
- the drive assembly 30, in particular the tool receptacle 31 and thus the working tool 36 can be pivoted in particular multi-axially and / or linearly adjustable by means of a bearing device 24 in order to move the working tool 36 relative to the bearing surfaces 14, 17 and thus relatively to position the workpiece W resting on it in order to process the workpiece W.
- An angular pivot bearing 26 is provided on the carrier 25, by means of which the drive assembly 30 is mounted pivotably about an oblique pivot axis SA.
- a support arm 27 of the drive assembly 30 is pivotably mounted on the Schwenkla ger 26 about the oblique pivot axis SA.
- the support arm 27 projects in front of the carrier 25 and carries a linear guide 33 at its end region 28 remote from the machine base 11.
- the linear guide 33 comprises, for example, rod-shaped guide bodies 34 on which a slide
- the adjustment axis X is slidably mounted along an adjustment axis X.
- the working tool 36 is arranged between the rod-shaped guide bodies 34.
- the work tools 36 can be moved back and forth along the adjustment axis X using the linear guide 33.
- the slot 19 runs parallel to the adjustment axis X.
- the adjustment axis X runs parallel to the inclined pivot axis SA.
- the adjustment axis X and the inclined pivot axis SA run when the machine tool 10 is used typically horizontally.
- the adjustment axis X and the inclined pivot axis SA run at right angles to the pivot axis GS.
- a drive part 37 having the drive motor 32 and the tool holder 31 could be arranged in a stationary manner on the slide 29, so that the working tools 36 can only perform a linear movement with respect to the support surfaces 14, 17.
- the drive part 37 is, however, mounted pivotably about a depth adjustment axis TS by means of a Kapp pivot bearing or depth pivot bearing 35, so that the working tool 36 can assume different depth positions in relation to the support surfaces 14, 17, which are shown in FIG. 3 by dashed lines immerse into the workpiece W accordingly.
- the work tools 36 can also dip into the slot 19.
- the depth adjustment axis TS runs at right angles to the inclined pivot axis SA and / or at right angles to the adjustment axis X and at right angles to the pivot axis GS.
- the bearing device 24 separating cuts can thus be made in the workpiece W in different orientations, for which purpose, however, a firm hold or firm support of the workpiece W on the machine tool 10 is required.
- the workpiece W can be supported on the so-called central support surface 17, but also on the support surface 14 extending the support surface 17, so that it is optimally supported, so to speak, from below.
- other contact surfaces or stop surfaces are also provided, which are explained below.
- the machine tool 10 has to the bearing surfaces 14, 17 angled, presently right-angled, side contact surfaces 42, which on side contact bodies 40, 41 are provided.
- the work tool 26 is arranged between the side contact bodies 40, 41.
- the side contact surfaces 42 are aligned with one another and extend along a longitudinal axis L.
- the side contact bodies 40, 41 are or comprise contact plates or side stop plates, for example.
- the side contact surfaces 42 have a tool section 43 and a support section 44, the tool section 43 extending less far in front of the support surfaces 14, 17 than the support section 44 in relation to a height direction or height axis H than the support section 44.
- the support section 44 therefore also supports workpieces W. optimally from, the in placed on the support surfaces 14, 17 to stood further in front of these support surfaces protrude upwards.
- the istab section 43 provides freedom of movement for the work tool 36 when it is pivoted, for example, about the inclined pivot axis SA from its central position shown in the drawing, so that, for example, it has an inclination of up to 45 ° or more with respect to the central position. In the middle position, for example, a cutting surface of the working tool 36 is orthogonal to the bearing surfaces 14, 17 and orthogonal to the sides of the bearing surfaces 42.
- each of the Be tenstrom stresses 40, 41 is lower in a longitudinal end area 45 with respect to the longitudinal axis L than opposite longitudinal end areas 46 where the Stauerab sections 44 are provided.
- the side contact bodies 40, 41 have a shorter extension at the longitudinal end regions 45 between their upper side 47 and their lower side 50 than at the Longitudinal end areas 46.
- the top side 47 has, for example, an inclined inclined section 48, ie the height of the respective side contact body 41, 42 increases, in particular steadily, from the longitudinal end area 45 in the direction of the support section 44.
- the distance between the upper side 47 and the lower side 50 remains the same, for example, ie narrow sides of the Soanla body 40, 41 on the lower side 50 and the upper side 47 run, for example, parallel to one another.
- a step 48A can also be provided between the tool section 43 and the support section 44.
- the holding devices 60 are attached to the swivel base 12 of the machine base 11, for example above the support surfaces 14.
- the holding devices 60 include holding bodies 38, for example profile bodies.
- the holding bodies 38 are fastened to the machine base 11 by means of screws 39 or the like, but they could also be integral with the machine base 11.
- the holding bodies 38 extend from the bearing surfaces 40 of the pivot base 12 in the direction of the pivot part 15, so that longitudinal end regions of the holding bodies 38 extend over the bearing surface 17 in the direction of the slot 19.
- the holding body 38 has a base side contact surface 59 which is aligned with the sides of the contact surfaces 42 of the side contact body 40, 41 when these are arranged on the Hal tekkörern 38.
- an underside support surface 51 is provided which is supported on the holding bodies 38 on their side facing away from the support surfaces 14, 17, in the position of use their upper sides.
- a guide groove 56 of a linear guide 55 is implemented, which is a component of the holding device 60.
- mutually aligned guide projections 52, 53 protrude, which can be brought into guide engagement with the guide groove 56 in order to realize the linear guide 55.
- the side contact bodies 40, 41 can be adjusted along the longitudinal axis L so that, for example, workpieces W protruding further in front of the machine base 11 can be supported on the side contact surfaces 42 at a greater distance from the machining plane of the work tool 36.
- the side contact bodies 40, 41 can be adjusted between longitudinal positions L1 and L2 and further, not shown, longitudinal positions along the linear guide 55, in particular continuously.
- the holding device 60 can be fixed using clamping means 61.
- the clamping means 61 comprise a clamping body 62, which can be adjusted between a clamping position and a release position or a fixing position and a release position by means of a tie rod 63 or some other Actuate transmission member using an actuating lever 64.
- the clamping body 62 is received in the guide groove 56.
- the Klemmkör by 62 is preferably plate-like.
- the clamping body 62 is aligned with the guide projections 52, 53.
- the clamping body 62 with the rear gripping projections 54 projects approximately in alignment transversely in front of the tie rod 63.
- the clamping body 62 which is configured, for example, in the manner of a slot nut, is in a press fit against the protrusions 57 of the guide groove 56, see FIG. 8.
- the press fit is canceled, ie the Clamping body 62, for example in a distance from the projections 57 arranged so that the respective side contact body 40, 41 along the longitudinal axis L by means of the linear guide 55 is displaceable ver
- the actuating lever 64 is mounted pivotably about a pivot axis BH by means of an axle element 65 on the respective side contact body 40, 41.
- the actuating lever 64 has a La gerabrough extending around the axle element 65 with a bearing surface 66 which can be supported on a support surface 67 which is stationary with respect to the respective side contact body 40, 41.
- the operating lever 64 can be used to adjust the clamping means 61 from the
- the clamping position in which the actuating lever 64 assumes, for example, the position shown in solid lines in FIG. 7, can be adjusted to a position shown in dashed lines in FIG. 7, in which the bearing surface 66 presses with less force on the support surface 67 or is lifted from it is, whereby the tie rod 63 can release the clamping body 62 to move away from the projections 57 or actively move away from the projections 57.
- the actuating lever 64 In its position assigned to the clamping position (shown in dashed lines in FIG. 7), the actuating lever 64 preferably assumes an over-center position.
- a slightly modified side contact body can also be used, for example, instead of the side contact body 41, an exemplary side contact body per 141.
- the side contact body 141 corresponds to the side contact body 41 and 42 the side contact body 141 is to be understood as an example, that is, instead of the side contact body 40, a correspondingly geometrically adapted, so to speak left-hand usable, side contact body in the manner of the side contact body 141 could be provided, but which is mirror-symmetrical to the side contact body 141 with respect to the support section 44 and the tool section 43 is.
- the side contact bodies 40, 41, 141 either with support sections 44 arranged closer to the work tool 36, as shown in the drawing, or with tool sections 43 arranged closer to the work tool 36, for example if the abutment bodies 70 explained below , 170 are not needed.
- the abutment bodies 70, 170 can be detachably fastened to the side contact bodies 40, 41, 141, for example using a fastening device 80.
- the side contact bodies 70, 170 have abutment surfaces 79 which, when the abutment body 70, 141 is attached to the side contact body 40, 41, 141, 170 opposite the bearing surfaces 14, 17 so that the workpiece W is held like a sand wich between the abutment surfaces 79 and the bearing surfaces 14, 17, for example in an inclined position according to FIG. 3. This inclined position is particularly suitable for carrying out so-called
- the workpiece W is optimally supported with its workpiece narrow side WS on the abutment surface 79 and can also be supported on the side contact surface 42.
- the abutment bodies 70, 170 have plate bodies 71, 171. While the plate bodies 71 are rectangular in plan view, the plate bodies 171 of the support body 170 are wider in the area of their abutment surface 79, so that a longer or more generous support of the workpiece W is possible than with the abutment body 70. In the area of the abutment surface 79, the Abutment body by 170, for example, a kind of wider support foot or wider foot section.
- the plate bodies 70, 170 have longer narrow side walls 72 which extend between shorter narrow side walls 73, 74, 174.
- the abutment surfaces 79 are arranged on the narrow side walls 74, 174 of the plate bodies 71, 171.
- abutment body 170 In the abutment body 170 recesses 179A are provided in the region of its abutment surface 79.
- the plate bodies 71, 171 have a base wall 76 which is reinforced by a rib structure 77 and which extend between the respective narrow side walls 72, 73, 74, 174.
- the end faces of the narrow side walls 72, 73, 74, 174 facing away from the base wall 76 advantageously also end faces of ribs of the rib structure 77, provide support surfaces 75 for support on the side contact surface 42.
- the respective abutment body 70, 170 can therefore be supported flatly by the side contact surface 42 in the area of the support surfaces 75.
- a passage opening 78 in the present case a longitudinal slot, is provided on the base wall 76, through which a bolt body 81 of the fastening device 80 passes.
- a handle 82 for rotary actuation by an operator is arranged on the bolt body 81. While the handle 82 protrudes in front of the base wall 76 in the case of the abutment body 70, it dips into a recess 177 in the case of the abutment body 170 so that it does not protrude in front of the base wall 76.
- the bolt body 81 is held captive on the abutment body 70, 170 by an anti-loss device 83, for example a washer body, a nut or the like.
- the bolt body 81 can be screwed into a screw receptacle 84 on the respective Soan position body 40, 41, 141 in order to clamp the abutment body 70, 171 with the side contact body 40, 41, 141.
- the fastening device 80 is therefore designed as a clamping device or the bolt body 81 together with the handle 82, which is supported on the base wall 76, forms a clamping device 80A for clamping the abutment body 70, 171 with the side contact body 40, 41, 141.
- the respective abutment body 70, 171 can be adjusted along the height axis H within the scope of an adjustment movement VH in order to make the abutment surface 79 in contact with the workpiece W, in particular its narrow side WS to bring. Consequently, the abutment surface 79 can relate to borrowed the workpiece W with the linear adjustment movement VH with respect to the height H can be adjusted.
- An adjusting movement VL is possible transversely to this, ie in the direction of the longitudinal axis L, in that the clamping means 61 are released.
- the abutment surface 79 can be optimally positioned with respect to the workpiece W both with respect to the longitudinal axis L and with respect to the height axis H.
- a bearing 85 for example a linear bearing or sliding bearing and / or a pivot bearing, is provided between the abutment body 70, 170 and the side contact body 40, 41, 141.
- the bearing 85 can be used, for example, as a linear bearing by, for example, the abutment body 70 being displaceable along the slot forming a bearing recess 78A, which is realized through the passage opening 78.
- the bearing 85 can also be used as a pivot bearing, for example to use not only the shorter narrow side walls 73 or 74 as an abutment surface 79, but also the longer narrow side walls 72.
- the abutment body 70 is namely rotatable about the axis of the bolt body 81 when the Clamping means 80A are released.
- the bearing 85 is implemented as a linear bearing with a linear guide 86.
- the linear guide 86 comprises a guide receptacle 87 on the side contact body 141, for example a guide groove, into which at least one guide projection 88, in this case two guide projections 88, engage so that the abutment body 171 is linear in an axial direction parallel to the height axis H along an adjustment axis V with respect to the Sostromkör pers 141 is adjustable.
- the guide projections 88 extend, for example, parallel to the slot-shaped passage opening 78.
- an abutment body for example an abutment body 270
- an abutment body 270 is held movably but cannot be lost on a side contact body.
- the abutment body 270 is arranged on the side contact body so as to be displaceable along the adjustment axis V, that is to say in the plane of the side contact surface 42.
- the abutment body 270 comprises, for example, a support body which is received in a bearing opening of a bearing 85 on the side contact body 40 along the adjustment axis V so as to be displaceable.
- the abutment body 270 is adjustable between the use position shown in solid lines, in which it protrudes in front of the side contact surface 42, and a non-use position shown in dashed lines, in which it is moved away from the side contact surface 42, for example back behind it and therefore does not bother when not in use.
- the bearing 85 at the same time forms an adjustment device 90 for adjusting the abutment body 20 between the non-use position and the use position Ge.
- the abutment body 270 can be fixed in a fixed position on the side contact body 40 with respect to one or more longitudinal positions along the adjustment axis V, for example by means of jamming, locking, for example by means of a clamping screw or the like.
- abutment body 270 it is also readily possible for the abutment body 270 to be arranged in a stationary manner on the side contact surface 42, for example in the position shown in solid lines.
- a clamping in the manner of Klemmmit tel 61 can be provided.
- a load on the abutment body can be removably mounted clamping body may be provided, which is in the manner of a slot nut or slot follower in a receiving groove, for example in the manner of the guide groove 56 with its inwardly protruding projections 57, is received on 9.stromkör by.
- the clamping body can be brought into a clamping position by an actuating mechanism, for example a screw, an actuating lever such as the actuating lever 64 or the like, in which it engages behind the projections of the receiving groove and clamps these against the winder bearing body in a press fit on the side contact body holds, or in a release position in which the clamping body is movable relative to the receiving groove and thus the abutment body is also movable with respect to the side contact body.
- an actuating mechanism for example a screw, an actuating lever such as the actuating lever 64 or the like
- Such a receiving groove can for example be provided on a side contact surface. There is then the clamping body in the position of use in which its abutment surface of the support surface of the machine base is opposite.
- the receiving groove can also extend, for example, on the top 47 and expediently over the top 47 to the back of the respective side contact body so that the clamping body is guided in the receiving groove and the abutment body along the path of the receiving groove from the Soan contact surface to the top and / or Rear side of the side contact body can be guided, where it then assumes a non-use position.
- the clamping body is then designed, for example, as a transverse bolt or in any case a rod-shaped clamping body, which can also follow the path of the receiving groove over curved sections or curved sections or angular sections.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Machine Tool Units (AREA)
- Sawing (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962833369P | 2019-04-12 | 2019-04-12 | |
| PCT/EP2020/058607 WO2020207818A1 (de) | 2019-04-12 | 2020-03-26 | Werkzeugmaschine mit seitenanlagekörper und widerlagerkörper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3953088A1 true EP3953088A1 (de) | 2022-02-16 |
| EP3953088B1 EP3953088B1 (de) | 2023-03-29 |
Family
ID=70464976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP20721428.9A Active EP3953088B1 (de) | 2019-04-12 | 2020-03-26 | Werkzeugmaschine mit seitenanlagekörper und widerlagerkörper |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US12303988B2 (de) |
| EP (1) | EP3953088B1 (de) |
| JP (1) | JP7558961B2 (de) |
| CN (2) | CN113661023A (de) |
| WO (1) | WO2020207818A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11772296B2 (en) * | 2020-10-15 | 2023-10-03 | Scott Fontana | Utilizing a fence assembly that provides surfaces at different angles |
| EP4294615A1 (de) * | 2021-02-19 | 2023-12-27 | Festool GmbH | Kreissägen mit relativ zu einer stationären grundstruktur bewegbarem sägeblatt während des betriebs |
| EP4326516A4 (de) * | 2021-04-22 | 2024-12-11 | Black & Decker, Inc. | Fliesensäge |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US415940A (en) * | 1889-11-26 | Miter-box | ||
| US4283977A (en) * | 1979-11-02 | 1981-08-18 | The Singer Company | Motorized miter chop saw with work-piece clamp |
| US4556094A (en) * | 1984-07-03 | 1985-12-03 | Willocks Calvin B | Fence for a radial arm saw used as a dado cutter or molding cutter |
| JPS6272020U (de) | 1985-10-25 | 1987-05-08 | ||
| DE3820526C1 (en) | 1988-06-16 | 1989-08-24 | Elektra-Beckum Lubitz & Co, 4470 Meppen, De | Work-holding fixture for a sawing appliance or the like |
| CA2150066A1 (en) * | 1994-07-08 | 1996-01-09 | Andrew L. Itzov | Adjustable workpiece support apparatus for a compound miter saw |
| US5662019A (en) * | 1995-05-03 | 1997-09-02 | Denman; Paul M. | Safety device for woodworking tools |
| GB2304075B (en) | 1995-08-10 | 1999-10-20 | Milwaukee Electric Tool Corp | Indexing override mechanism for a slide compound miter saw |
| ATE296182T1 (de) | 2000-08-24 | 2005-06-15 | Black & Decker Inc | Gehrungssäge |
| US6557601B1 (en) * | 2001-08-03 | 2003-05-06 | Taylor Design Group | Mechanical stop system |
| JP2003062801A (ja) | 2001-08-24 | 2003-03-05 | Hitachi Koki Co Ltd | 卓上丸鋸のバイス装置 |
| US7111537B2 (en) * | 2003-02-07 | 2006-09-26 | David Allen Vallone | Miter saw attachment |
| US20050247178A1 (en) | 2004-04-15 | 2005-11-10 | Hetcher Jason D | Power tool having an elastomeric material |
| US7140286B2 (en) * | 2004-05-03 | 2006-11-28 | Schwartz Neal K | Dual adjustable feather jig |
| JP4743472B2 (ja) * | 2004-06-30 | 2011-08-10 | 日立工機株式会社 | 卓上切断機 |
| JP4442514B2 (ja) * | 2005-05-27 | 2010-03-31 | 日立工機株式会社 | 卓上切断機 |
| CN100551610C (zh) * | 2006-03-16 | 2009-10-21 | 力山工业股份有限公司 | 电动工具机及其固定装置 |
| WO2008050326A1 (en) * | 2006-10-26 | 2008-05-02 | Tefentools Ltd. | Crown miter box |
| US20080250905A1 (en) * | 2007-04-13 | 2008-10-16 | Viktor Khan | Crown molding and door installation tools |
| JP2009072983A (ja) * | 2007-09-19 | 2009-04-09 | Makita Corp | 切断機用ガイドフェンス及び切断機 |
| JP2009126059A (ja) | 2007-11-22 | 2009-06-11 | Makita Corp | バイス装置及び切断機 |
| JP5377945B2 (ja) | 2008-03-21 | 2013-12-25 | 株式会社マキタ | 卓上切断機 |
| US20120032382A1 (en) | 2010-08-06 | 2012-02-09 | Robert Bosch Gmbh | Movable work piece clamping mechanism |
| US8960062B2 (en) * | 2010-09-07 | 2015-02-24 | Chervon (Hk) Limited | Vise clamping tool for table-type circular sawing machine |
| US8621970B2 (en) * | 2011-01-03 | 2014-01-07 | Robert Bosch Gmbh | Miter saw with adjustable fence |
| TWI480120B (zh) | 2011-11-23 | 2015-04-11 | 力山工業股份有限公司 | 工件擋板調整裝置 |
| CN102825334B (zh) | 2012-09-13 | 2014-04-02 | 江苏省南扬机械制造有限公司 | 自控切割锯 |
| WO2015129567A1 (ja) * | 2014-02-27 | 2015-09-03 | 村田機械株式会社 | 工作機械 |
| EP4201565A3 (de) * | 2015-02-25 | 2023-09-20 | Milwaukee Electric Tool Corporation | Gehrungssäge |
| CN105397185A (zh) | 2015-12-09 | 2016-03-16 | 桐乡力山工业有限公司 | 一种具有辅助挡板装置的圆锯机 |
| US10245750B2 (en) * | 2016-04-20 | 2019-04-02 | Duncan R. Everhart | Compound miter apparatus |
| DE102017130042A1 (de) * | 2017-12-14 | 2019-06-19 | Festool Gmbh | Stützzusatzeinrichtung für eine Werkstückauflageeinrichtung |
| US20200215623A1 (en) * | 2018-12-27 | 2020-07-09 | Mark A. Duginske | Woodworking machinery flip stop systems and methods |
| US11772296B2 (en) * | 2020-10-15 | 2023-10-03 | Scott Fontana | Utilizing a fence assembly that provides surfaces at different angles |
-
2020
- 2020-03-26 EP EP20721428.9A patent/EP3953088B1/de active Active
- 2020-03-26 CN CN202080027961.5A patent/CN113661023A/zh active Pending
- 2020-03-26 JP JP2021554742A patent/JP7558961B2/ja active Active
- 2020-03-26 US US17/603,189 patent/US12303988B2/en active Active
- 2020-03-26 CN CN202411430455.7A patent/CN119346981A/zh active Pending
- 2020-03-26 WO PCT/EP2020/058607 patent/WO2020207818A1/de not_active Ceased
-
2025
- 2025-04-28 US US19/191,122 patent/US20250249521A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN113661023A (zh) | 2021-11-16 |
| US20220184719A1 (en) | 2022-06-16 |
| JP7558961B2 (ja) | 2024-10-01 |
| CN119346981A (zh) | 2025-01-24 |
| JP2022526237A (ja) | 2022-05-24 |
| US12303988B2 (en) | 2025-05-20 |
| EP3953088B1 (de) | 2023-03-29 |
| WO2020207818A1 (de) | 2020-10-15 |
| US20250249521A1 (en) | 2025-08-07 |
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